【单选题】
Which term refers to the electromagnetic interference that can radiate from network cables？___
A. Gaussian distributions
B. Doppler waves
C. emanations
D. multimode distortion
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相关试题
【单选题】
How does a zone pair handle traffic if the policy de fination of the zone pair is missing?___
A. It inspects all traffic.
B. It drops all traffic.
C. It permits all traffic wihtout logging
D. It permits and logs all traffic
【单选题】
default how does a zone based firewall handle traffic to add from the self zone？___
A. It permits all traffic without inspection
B. It inspects all traffic to determine how it is handled
C. It permits all traffic after inspection
D. It frops all traffic
【单选题】
Which command should beused to ena ble AAA Authentication to determine if a user can access the privilege command level？___
A. aaa authentication enable local
B. aaa authentication enable level=
C. aaa authentication enable method de fault
D. aaa authentication enable defa ult local
【单选题】
On an ASA， the policy indicates that traffic should not be translated is often referred to as which of the following？___
A. NAT zero
B. NAT forward
C. NAT nul
D. NAT allow
【单选题】
Which protocol offers data Integrity encryption， authentication， and anti-replay functions for IPSec VPN？___
A. ESP protocol
B. IKEv3 Protocol
C. AH protoco
D. IKEv1 Protocol
【单选题】
Which component offers a variety of security Solution， including firwall， IF Antivirus and antiphishing features？___
A. Cisco loS router
B. Cisco ASA 5500 Ser ies security appliance
C. Cisco ASA 5500 X series Next Gen Security appliance
D. Cisco 4200 series IPS appliance
【单选题】
Refer to the exhibit， A Network Secur ity administrator check the ASa firewall NAT policy table rith show nat command， which statement is fails？___
A. There are only reverse translation matches for the REAL SERvER object
B. First policy in the Section 1 is a dynamic nat entry defined in the object configuration
C. NAT policy in section 2 is static entry de fined in the object configuration
D. Translation in Section 3 used when a connection does not matches any entries in first two sections
【单选题】
What is true of an aSa in transparent mode ?___
A. It supports OSPF
B. It requires an IP address for each interface
C. It requires a management IP address
D. It allows the use of dynamic NaT
【单选题】
What is the effect of the ip scp server enable command？___
A. It references an access list that allows specific SCP servers
B. It allows the router to initiate requests to an SCP server
C. It allows the router to become an SCP server
D. It adds SCP to the list of allowed copy functions
【单选题】
How can you mitigate attacks in which the attacker attaches more than one vLan tag to a packet？___
A. Assign an access VLAN to every active port on the switch
B. Disable Ether Channel on the switch
C. Explicitly identity each VLAN allowed across the trunk
D.
E. nable transparent VTP on the switch
【单选题】
Which technology can you implement to centrally mitigate potential threats when users on your network download files that might be malicious？___
A. Enable file-reputation services to inspect all files that traverse the company network and block files with low reputation scores
B. Verify that the compa ny IpS blocks all known malicious website
C. Verity that antivirus software is installed and up to date for all users on your network
D. Implement URL filtering on the perimeter firewall
【单选题】
What is the most common implementation of PaT in a standard networked environment？___
A. configuring multiple external hosts to join the self zo ne and to communicate with one another
B. configuring multiple internal hosts to communicate outside of the network using the outside interface IP address
C. configuring multiple internal hosts to communicate outside of the network by using the inside interface IP address
D. configuring an any any rule to enable external hosts to communicate inside the network
【单选题】
Which component of a bYod architecture provides aAa services for endpoint access ?___
A. Integrated Services Router
B. access point
C. ASA
D. Identity Services
E. ngine
【单选题】
You are configuring a NAT rule on a Cisco ASA ,Which description of a mapped interface is true?___
A. It is mandatory for all firewall modes
B. It is optional in routed mode
C. It is optional in transparent mode
D. It is mandatory for ide ntity NAT only
【单选题】
Which description of the use of a private key is true ？___
A. The sender signs a message using the receivers private key
B. The sender signs a message using their private key
C. The sender encrypts a message using the receivers private key
D. The receiver decrypts a n15ssage using the sender's private key
【单选题】
Which mechanism does the FireAMP Connector use to avoid conflicts with other security applications such as antivirus products ?___
A. Virtualization
B. Containers
C. Sandboxing
D.
E. xclusions
【单选题】
Which network to pology de scribes multiple LANS in a gec? ___
A. SOHO
B. MAN
C. pan
D. CAN
【单选题】
Which statement represents a difference between an access list on an aSa versus an access list on a router？___
A. The asa does not support number access lists
B. The aSa does not support standard access list
C. The asa does not ever use a wildcard mask
D. The asa does not support extended access lists
【单选题】
Which command do you enter to verify the status and settings of an iKE Phase 1 tunnel？___
A. show crypto ipsec as output
B. show crypto isakmp
C. show crypto isakmp policy
D. show crypto ipsec transform
【单选题】
Which feature can help a router or switch maintain packet forwarding and protocol states despite an attack or heavy traffic load on the router or switch？___
A. service Policy
B. Control Plane Policing
C. Policy Map
D. Cisco
E. xpress
F. orwarding
【单选题】
Which STP feature can prevent an attacker from becoming the root bridge by immediately shutting down the interface when it receives a BPDU？___
A. root guard
B. Port Fast
C. BPDU guard
D. BPDU filtering
【单选题】
Which technology can best protect data at rest on a user system？___
A. full-disk encryption
B. IPsec tunnel
C. router ACL
D. network IPS
【多选题】
Which two primary security concerns can you mitigate with a BYOD solution ？___
A. schedule for patching the device
B. securing access to a trusted corporate network
C. compliance with applicable policies
D. connections to public Wi-Fi networks
E. device tagging and invento
【多选题】
choose five___
A. MD5————————inserure
B. DES————————insercure
C. SDES———————legacy
D. SHA-1———————legacy
E. HMAC-MD5—————legacy
【多选题】
Which two characteristics of symmetric encryption are true？___
A. It uses digital certificates
B. It requires more resources than asymmetric ancryption
C. It uses the same key to enctypt and decrupt traffic
D. It uses a public key and a pricate key to encrypt and decrypt traffic.
E. It is faster than asymmetric encryption
【多选题】
which two characteristics of PVLAN are true？___
A. Promiscuous porta can communicate with PVLAN ports.
B. Isolated ports cannot communicate with other ports on the same VLAN
C. Community ports have to be a part of the trunk.
D. They require VTP to be enabled in server mode
E. PVLAN ports can be configured as Ether Channel ports
【多选题】
What are two options for running Cisco SDM?___
A. Running SDM from a mobile device
B. Running SDM from within CiscoWorks
C. Running SDM from a router's flash
D. Running SDM from the Cisco web porta
E. Running SDM from a PC
【多选题】
Which two options are the primary deployment modeles for mobile device management？___
A. multisite
B. cloud-based
C. on premises
D. hybrid cloud basedo
E. single site
【多选题】
Drag the recommendation on the left to the Cryptographic algorithms on the right， Options will be used more than once.___
A. Avoid——————————————DES，MD5
B. Legacy——————————————SDES，SHA1，HMAC-MD5
【多选题】
Which two are valid types of vLans using PVLANS ?___
A. Community VLAN
B. Backup VLAN
C. Secondary VLAN
D. Isolated VLAN
E. Isolated VLAN
【多选题】
Which two commands are used to implement Resilient lOS Configuration ___
A. Secure boot-config
B. copy running-config tftp
C. copy flash:ios bin tftp
D. copy running-config startup-config
E. secure boot-image
【多选题】
Which two types of firewalls work at layer 4 and above ？___
A. Stateful inspection
B. Network Address Translation
C. Circuit-Level gateway
D. Static packet filter
E. Application Level firewall
【多选题】
Which two default settings for port security are true ？___
A. Violation is Protect
B. Violation is Restrict
C. Violation is Shutdown
D. Maximum number of MAC addresses is 2
E. Maximum number of MAC addresses is 1
【多选题】
Which two are characteristics of RADIUS？___
A. Uses UDP ports 1812 /1813
B. Uses TCP port 49
C. Uses UDP port 49
D.
E. ncrypts only the password between user and server
【多选题】
When setting up a site-to-site VPN with PSK authentication on a Cisco router， which two elements must be configured under crypto map？___
A. pfs
B. nat
C. reverse route
D. peer
E. transform-set
【多选题】
When using the Adaptive Security Device Manager（ASDM), which two options are available to add a new root certificate？___
A. Install from SFTP server
B. Usehttps
C. Install from a file
D. Use LDAP
E. Use SCEP
【多选题】
Which two SNMPv3 services support its capabilities as a secure networ k manage protocol？ ___
A. access control
B. the shared secret key
C. authentication
D. authorization
E. accounting
【多选题】
Which two statements about routed firewall mode are true ？___
A. The firewall acts as a routed hop in the network
B. This mode conceals the presence of the firewall
C. The firewall requires a unique iP address for each interface
D. This mode allows the firewall to be added to an existing networ k with minimal additional configuration By default， this mode permits most traffic to pass throug
【多选题】
Which two statements describe DHCP spoofing attacks？___
A. They are used to perform man-in- the-middle attacks
B. They can access most network devices
C. They can modify the flow of traffic in transit. LNGKAIG
D. They protect the identity of ti attacker by masking the DHCP address
E. They can physically modify the network gateway
【多选题】
Which two types of VLANs using PVLANs are valid？___
A. isolated
B. promiscuous
C. backup
D. secondary
E. community
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27、在各种各样的后门中,一般也不外乎___，漏洞后门和木马后门三类。
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29、防火墙是一种网络，他用与增强内部网络安全性，决定外界的哪些用户可以访问内部的哪些服务，以及那些外部站点可以被内部人员访问的___。
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30、常见的防火墙有三种类型：分组过滤防火墙，___和状态检测防火墙。
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31、防火墙按组成件分为___和应用网关。
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32、包过滤防火墙的过滤规则基于___。
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33、掉话率=___*100%，其中，___总次数统计的是无限侧的CLEARREGVEST消息。
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34、与定位功能相关的辅助无线功能有：指配 、___、 overload与underload 子小区结构 、 小区负荷分担 、 扩展小区 、 小区内切。
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35、是否软件用L算法，是由___和MSRXSUFF参数来决定。
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36、BO软件包括3个模板：BusinessObjects、___、Suporvisor。
【填空题】
37、当我们要直接做一张报表，不需要建立新的UNIVERSE的时候，要用模板 ___：当我们要建立一个新的universe的时候，要用模板 Designer：当我们要做用户管理工作的时候，要用模板 Suporvisor。
【填空题】
39、调整向内负荷分担可调整参数___。
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40、常用的电子邮件协议有___和POP3。
【填空题】
41、目前，成熟的端到端安全电子邮件标准有___和S/MIME。
【填空题】
42、Internet电子欺骗主要有___、DNS电子欺骗、IP电子欺骗。
【填空题】
43、ARP是负责将IP地址转化成对应的___协议。
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44、VPN常用的连接方式有通过___、通过Internet实现网络互联等。
【填空题】
45、在计算机网络安全技术中，Dos的中文译名是___。
【填空题】
46、___的特点是先用一些典型的黑客入侵手段控制一些高宽带的服务器，然后在这些服务器上安装攻击进程，集数十台、数百台甚至上千台机器的力量对单一攻击目标实施攻击。
【填空题】
47、SYN flooding攻击即是利用___协议设计弱点。
【填空题】
48、___是一个孤立的系统集合，其首要目的是利用真实或模拟的漏洞或利用系统配置中的弱点，引诱攻击者发起攻击。它吸引攻击者，并能记录攻击者的活动，从而更好地理解攻击者的攻击。
【填空题】
49、密码按密钥方式划分，可分为___式密码和非对称式密码。
【填空题】
50、DES加密算法主要采用___和___的方法加密。
【填空题】
51、非对称密码技术也称为___密码技术。
【填空题】
52、DES算法的密钥为___位，实际加密时仅用到其中的___位。
【填空题】
53、数字签名技术实现的基础是___技术。
【单选题】
公司前身济源综合冶炼厂创建于（ ）。 ___
A. 1957年3月
B. 1957年5月
C. 1957年10月
【单选题】
济源综合冶炼厂1978年8月更名为（ ）；1997年4月改制为（ ）。___
A. 河南省济源矿灯厂；河南豫光金铅股份有限公司
B. 河南省济源矿灯厂；河南豫光金铅集团有限公司
C. 河南省济源黄金冶炼厂；河南豫光金铅集团有限责任公司
【单选题】
1983年1月1日，（ ）商标正式启用，标志着企业拥有了自己的产品商标。___
A. “新光”牌
B. “豫光”牌
C. “争光”牌
【单选题】
1985年，（ ）技术通过鉴定，标志着企业拥有了第一项自有技术。___
A. 湿法炼金工艺
B. 火法炼金工艺
C. 萃取炼金工艺
【单选题】
（ ）豫光金银铅一期扩建动工。企业在行业首家提出绿色冶炼的口号，并首家完成工业出城、项目上山的壮举。___
A. 1988年
B. 1986年
C. 1987年
【单选题】
1987年，党中央颁布“三个条例”，开始推行（ ）。同年9月，（ ）出任厂长，成为企业改革的带头人。___
A. 经理负责制；陈立秀
B. 厂长负责制；杨安国
C. 职业经理人制；王顺太
【单选题】
1991年8月24日，国家能源部批准企业晋升为（ ），标志着企业各项管理水平上了一个新台阶，达到国家级标准。___
A. 国家大型企业
B. 国家一级企业
C. 国家二级企业
【单选题】
1996年，豫光首家采用（ ），进一步解决低浓度二氧化硫污染问题。在国内首家淘汰（ ）。___
A. 二氧化硫双转双吸制酸工艺；烧结机工艺
B. 二氧化硫非稳态制酸工艺；烧结锅工艺
C. 二氧化硫非稳态制酸工艺；烧结机工艺
【单选题】
1999年，公司铅冶炼烟气（尘）综合治理技改项目被列入国家重点技术改造第二批国债专项资金项目。该项目首次实现了（ ）新工艺在工业化生产中的应用，标志着公司成为引领我国铅冶炼行业技术发展方向的示范企业。___
A. 氧气底吹氧化——高铅渣直接还原炼铅
B. 氧气侧吹氧化——鼓风炉还原炼铅
C. 氧气底吹氧化——鼓风炉还原炼铅
【单选题】
2002年，公司开发的（ ）获得“国家科技进步（ ）”。___
A. 富氧底吹熔炼-鼓风炉还原熔炼工艺；二等奖
B. 铅高效清洁冶金及资源循环利用关键技术与产业化；二等奖
C. 富氧底吹熔炼-鼓风炉还原熔炼工艺；一等奖
【单选题】
2011年， 公司自主研发的（ ）项目被国务院授予“国家科学技术进步（ ）”。 ___
A. 富氧底吹熔炼-鼓风炉还原熔炼工艺；二等奖
B. 铅高效清洁冶金及资源循环利用关键技术与产业化；二等奖
C. 富氧底吹熔炼-鼓风炉还原熔炼工艺；一等奖
【单选题】
2002年7月30日，豫光金铅股票正式在（ ）交易，证券代码（ ），标志着公司的融资渠道开始向资本市场扩展。___
A. 深交所 600631
B. 上交所 600531
C. 港交所 600831
【单选题】
2003年12月13日，当年第（ ）盏矿灯下线，标志着公司成为全国乃至亚洲最大的矿灯生产基地。___
